Blender base



FIG. 1 is a perspective view of a blender base showing my new design, the broken line showing of a blender container is environmental only and forms no part of the claimed design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevational view thereof, the left side being a mirror image thereof; and,

FIG. 6 is rear elevational view thereof. 

The ornamental design for a blender base, as shown and described. 